{"id":"CVE-2026-8037","published":"2026-06-04T14:16:45Z","modified":"2026-10-15T14:17:29Z","title":"Progress LoadMaster Command Injection Vulnerability","vendor":"Progress","product":"LoadMaster","tier":"core","eol":null,"description":{"text":"OS Command Injection Remote Code Execution Vulnerability in API in Progress ADC Products allows an un-authenticated attacker to execute arbitrary commands on the LoadMaster appliance by exploiting unsanitized input in multiple command endpoints","provenance":"source","from":"NVD"},"summary":{"text":"A flaw in the API of Progress LoadMaster (an ADC product) fails to sanitize input passed to multiple command endpoints, which leads to OS command injection. An unauthenticated attacker with network access to the appliance can exploit it, without any user interaction or special configuration, to execute arbitrary commands on the LoadMaster appliance.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-29T08:31:52Z"},"cvss":{"score":9.8,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.99794,"percentile":0.99957,"date":"2026-10-31","provenance":"source"},"kev":{"dateAdded":"2026-08-07","dueDate":"2026-08-10","ransomware":false,"requiredAction":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","notes":"https://community.progress.com/s/article/LoadMaster-Critical-Security-Bulletin-June-2026-CVE-2026-8037-CVE-2026-33691 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-8037","provenance":"source"},"vulncheckKev":{"dateAdded":"2026-07-01","exploitedFirstSeen":"2026-07-01","ransomware":false,"evidence":[{"url":"https://previdian.com/CVE-2026-8037","date":"2026-07-01"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-07-09&host_type=src&vulnerability=cve-2026-8037","date":"2026-07-09"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-07-10&host_type=src&vulnerability=cve-2026-8037","date":"2026-07-10"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-08-03&host_type=src&vulnerability=cve-2026-8037","date":"2026-08-03"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-08-05&host_type=src&vulnerability=cve-2026-8037","date":"2026-08-05"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-08-07&host_type=src&vulnerability=cve-2026-8037","date":"2026-08-07"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2026-08-07"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-08-11&host_type=src&vulnerability=cve-2026-8037","date":"2026-08-11"},{"url":"https://cydome.io/maritime-cybersecurity-bulletin-august-14th-2026/","date":"2026-08-14"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-08-14&host_type=src&vulnerability=cve-2026-8037","date":"2026-08-14"}],"evidenceTotal":39,"provenance":"source"},"exploited":true,"otx":null,"cwes":[{"id":"CWE-77","name":"Improper Neutralization of Special Elements used in a Command"}],"references":[{"url":"https://community.progress.com/s/article/LoadMaster-Critical-Security-Bulletin-June-2026-CVE-2026-8037-CVE-2026-33691","tags":["Patch","Vendor Advisory"]},{"url":"https://labs.watchtowr.com/enterprise-tech-in-shell-out-progress-kemp-loadmaster-uninitialized-heap-to-pre-auth-rce-cve-2026-8037/","tags":["Exploit","Patch","Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-8037","tags":["US Government Resource"]},{"url":"https://www.esentire.com/security-advisories/progress-kemp-loadmaster-vulnerability-targeted-cve-2026-8037","tags":["Third Party Advisory"]}],"techniques":[{"id":"T1190","name":"Exploit Public-Facing Application","tactics":["initial-access"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: unauthenticated remote exploit of public-facing appliance API","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"allows an un-authenticated attacker to execute arbitrary commands","start":89,"end":154}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1059","name":"Command and Scripting Interpreter","tactics":["execution"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: direct arbitrary OS command execution","mappingType":"primary_impact","evidence":[{"from":"description","quote":"execute arbitrary commands on the LoadMaster appliance","start":128,"end":182}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2026-34260","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-34260","exploited":true,"exploitedSince":"2026-08-07","provenance":"source"},"exploits":[],"exploitSources":{"pocGithub":{"count":2,"skipped":0,"earliest":"2026-06-30","earliestUrl":"https://github.com/HORKimhab/CVE-2026-8037","repos":[{"name":"HORKimhab/CVE-2026-8037","url":"https://github.com/HORKimhab/CVE-2026-8037","stars":0,"created":"2026-06-30"},{"name":"Caster-chen/CVE-2026-8037-POC","url":"https://github.com/Caster-chen/CVE-2026-8037-POC","stars":0,"created":"2026-07-09"}]},"nuclei":[{"id":"CVE-2026-8037","name":"Progress ADC LoadMaster - Command Injection","severity":"critical","path":"http/cves/2026/CVE-2026-8037.yaml","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-8037.yaml"}],"first":{"date":"2026-06-30","source":"PoC-in-GitHub","url":"https://github.com/HORKimhab/CVE-2026-8037"},"provenance":"source"},"exploitRefs":["https://labs.watchtowr.com/enterprise-tech-in-shell-out-progress-kemp-loadmaster-uninitialized-heap-to-pre-auth-rce-cve-2026-8037/"],"flow":[{"stage":"exploitation","techniques":["T1190"],"provenance":"ai"},{"stage":"primary","techniques":["T1059"],"provenance":"ai"}],"timeline":[{"date":"2026-06-04","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-8037","provenance":"source"},{"date":"2026-06-30","kind":"exploit-public","label":"First public exploit: PoC-in-GitHub","url":"https://github.com/HORKimhab/CVE-2026-8037","provenance":"source"},{"date":"2026-07-01","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://previdian.com/CVE-2026-8037","provenance":"source"},{"date":"2026-08-07","kind":"kev","label":"Added to CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","provenance":"source"},{"date":"2026-08-07","kind":"euvd-exploited","label":"ENISA EUVD: exploited","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-34260","provenance":"source"}],"speed":{"daysToPublicExploit":26,"firstExploitFrom":"PoC-in-GitHub","daysToKev":64},"priority":{"score":71.9,"factors":[{"name":"In a KEV catalog","points":35.0,"detail":"listed in CISA KEV and VulnCheck KEV"},{"name":"Recent KEV listing","points":5.0,"detail":"added 123 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.99,"detail":"percentile 0.9996"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":5.0,"detail":"1 NVD reference tagged Exploit; 2 PoC-in-GitHub repos; 1 nuclei template"},{"name":"Mentioned in OTX pulses","points":0.0,"detail":"0 pulses"},{"name":"CVSS severity","points":6.86,"detail":"base score 9.8"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}